Although the menuBar component is optional, the layeredPane, contentPane, and glassPane always exist. Attempting to set them to null generates an exception. To add components to the …

In general, you don't directly create a JRootPane object. Instead, you get a JRootPane (whether you want it or not!) when you instantiate JInternalFrame or one of the top-level Swing …

Although the menuBar component is optional, the layeredPane, contentPane, and glassPane always exist. Attempting to set them to null generates an exception. To add components to the …

Return this component's single JRootPane child. A conventional implementation of this interface will have all of the other methods indirect through this one. The rootPane has two children: the …

Return this component's single JRootPane child. A conventional implementation of this interface will have all of the other methods indirect through this one. The rootPane has two children: the …

The main class for creating a dialog window. You can use this class to create a custom dialog, or invoke the many class methods in JOptionPane to create a variety of standard dialogs. For …

Overrides: getRootPane @BeanProperty (bound =false, hidden =true, description ="the RootPane object for this dialog.") public JRootPane getRootPane()

Parameters: root - the new rootPane property See Also: getRootPane() public Container getContentPane()

Removes the specified component from the container. If comp is not the rootPane, this will forward the call to the contentPane. This will do nothing if comp is not a child of the JFrame or …

Parameters: root - the rootPane object for this applet See Also: getRootPane() getContentPane public Container getContentPane()